At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work - and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history. Northrop Grumman Space Systems-Launch and Missile Defense Systems have an exciting career opportunity for a Sr Principal Software Engineer (RA) to join our team of experienced and diverse professionals. This role, based in Huntsville, AL, or Colorado Springs, CO, is crucial in supporting the U.S. President, the Secretary of Defense, and combatant commanders at strategic, regional, and operational levels. This position does not offer relocation assistance and requires on-site work with no remote options.